Faculty and Staff Directory

Lester W Schmerr

  • Professor Emeritus
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Education

Ph.D, Illinois Institute of Technology, Mechanics, 1970

B.S., Massachusetts Institute of Technology, Aeronautics and Astronautics,1965

Interest Areas

NDE using high frequency waves to inspect materials and locate and characterize flaws

Quantitative determination of flaw type, size, and flaw material/geometrical features

Quantitative ultrasonic array imaging methods

Selected Publications

Schmerr, L.W. and A. Sedov, “ Ultrasonic measurement models for contact testing with bulk waves, surface waves, and plate waves,” Research in NDE, 22, 129-147, 2011.

Schmerr, L.W., Huang, R., and A. Sedov, "The simulation of ultrasonic beams with a Gaussian beam equivalent point source model," Chinese Journal of Acoustics, 2, 2010.

Huang, R., and L.W. Schmerr, “Characterization of the system functions of ultrasonic linear phased array inspection systems,” Ultrasonics, 49, pp. 219-225, 2009.

Schmerr, L.W., and A. Sedov, “Fundamentals of ultrasonic phased arrays," Mod. Phys. Letters, B, 22, No. 11, pp 912-921, 2008.

Huang, R., Schmerr, L.W., and A. Sedov, “Modeling the radiation of ultrasonic phased-array transducers with Gaussian beams,” IEEE Trans. Ultrasonics, Ferroelectrics, and Frequency Control, 55, pp. 2692-2702, 2008

Schmerr, L.W. and S.J. Song, Ultrasonic Nondestructive Evaluation Systems –Models and Measurements, Springer, New York, N.Y., 2007